tapered drill rod - taper rod,tapered drill steels
Brand Name:Jinquan
Certification:ISO9001:2008
Model Number:Threaded & Tapered
Minimum Order Quantity:1 Piece
Delivery Time:Within 15 days upon receipt of your 30% deposit
Payment Terms:T/T, Western Union, Paypal, L/C At Sight
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Location:
Liaocheng Shandong China
Address:
No.16, Industrial Park, Xihu Town, Yanggu County, Liaocheng City, Shandong Province, China (252311)
Supplier`s last login times:
within 30 hours
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Product Details
Tapered drill rod, another name called taper rod, tapered drill
steels, this provides a hexagonal chuck section to provide leverage
for the rotation chuck bushing. It usually has a forged collar to
maintain the proper shank striking face position in the rock drill,
and a tapered bit end.
Tapered steel lengths:
Available from 0.40m to 8.00 m in length, are measured from the
collar to the bit end.
Shank Hexagon:
19 x108 mm, 22x 108mm, 25 x108 mm, 25 mmX159 mm 6, 7, 11, 12 degree
taper in most lengths, taper degree of drill steel is mostly
imports for excellent drilling productivity.
For drilling medium-hard to hard and abrasive rock formations,
taper angles of 6, 7, 11 and 12 degrees are normally used on modern
drill rigs, like YT28B, YT29A, Y24, YT24, Mobile rock drill
pneumatic and hydraulic.
Specification:
1)Shank Hexagon: 19 x108 mm, 22x 108mm, 25 x108 mm, 25 mmX159 mm
2)Taper Angle: 6, 7, 11, 12 degree
3)Material:high quality alloy steel
Application:
Tapered drill rods are used in granite and marble quarry, gold
mine, railway, tunnel, etc.
tapered drill rod - taper rod,tapered drill steels
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